CN104735038B - The method at access calling center, system, GMSC and CTD platform devices - Google Patents

The method at access calling center, system, GMSC and CTD platform devices Download PDF

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Publication number
CN104735038B
CN104735038B CN201310722892.1A CN201310722892A CN104735038B CN 104735038 B CN104735038 B CN 104735038B CN 201310722892 A CN201310722892 A CN 201310722892A CN 104735038 B CN104735038 B CN 104735038B
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ctd
call request
calling
call
platform devices
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CN104735038A (en
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苗卉
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China Mobile Communications Group Co Ltd
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China Mobile Communications Group Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W48/00Access restriction; Network selection; Access point selection
    • H04W48/16Discovering, processing access restriction or access information
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M3/00Automatic or semi-automatic exchanges
    • H04M3/42Systems providing special services or facilities to subscribers
    • H04M3/50Centralised arrangements for answering calls; Centralised arrangements for recording messages for absent or busy subscribers ; Centralised arrangements for recording messages
    • H04M3/51Centralised call answering arrangements requiring operator intervention, e.g. call or contact centers for telemarketing
    • H04M3/5183Call or contact centers with computer-telephony arrangements

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Business, Economics & Management (AREA)
  • Marketing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)

Abstract

The invention discloses a kind of method at access calling center, system, GMSC and CTD platform devices, it is and compatible with the gateway exchange GMSC of call center interception strategy to enable the contract UE of each carrier network to establish calling connection to call center by CTD platforms.This method is:Gateway exchange GMSC receives the first call request sent by click to dial CTD platform devices, the click to dial request that connection is established in first call request is initiated by CTD platform devices according to the calling subscribe of reception, request with called subscriber generates, and by CTD platform devices to determine called subscriber be call center when, carried the combination of the mark of CTD platform devices and the number of calling subscribe as calling identification in the first call request;Whether the mark of CTD platform device is included in the calling identification for judging to carry in the first call request, if so, by the first call request access calling center.

Description

The method at access calling center, system, GMSC and CTD platform devices
Technical field
The present invention relates to communication technical field, more particularly to a kind of method, system, GMSC and the CTD at access calling center Platform device.
Background technology
At present, after call center (Call-Center, CC) connects multiple carrier networks, in order to avoid call center Expense caused by signed client's cross operator network insertion call center, call center's business need:The signing of operator is used When family calls CC, contracted carrier network access CC can only be passed through, do not allow the contracted user of the non-operator to pass through this Carrier network calls CC.
For example, the user A with the signing of operator first, during the network insertion call center by operator's second, Gateway exchange (Gateway MSC, GMSC in the network of operator's second;Mobile Switching Center, MSC, it is mobile to hand over Switching center9) user A call request is intercepted, parse the call request and obtain calling number, determine that the calling number is not belonging to transport When seeking the contracted user of business's second, further obtain the call request and obtain called number, determine called number for call center During special service number, user A this call request is interrupted.As shown in Figure 1, the contracted user of operator's first passes through operator's first Calling network CC when, GMSC allows to access the contracted user and accesses CC;The contracted user of operator's first passes through operator's second During calling network CC, GMSC intercepts the call request of the contracted user.
IP multimedia subsystem (IP Multimedia Subsystem, IMS) click to dial (Click to Dial, CTD) in business, CTD platforms connect as road and bridge between caller and called users, initiate respectively to calling subscribe and called subscriber Calling procedure, idiographic flow is as follows:CTD platforms are that calling number is initiated to call to calling subscribe with CTD platforms number, and CTD is put down Platform calls called subscriber after calling subscribe answers by calling number of the number of calling subscribe, and called subscriber can build after answering Call connection between standing caller and being called.Here, calling subscribe and called subscriber are substantially the called of CTD platforms.
As shown in Figure 2, under CTD business scenarios, if calling subscribe is his network users equipment (UE), that is, other operations of contracting The UE of business's network, the number of called subscriber are CC special service number, and CTD platforms initiate to net him UE first via calling first, To be netted at him after UE answers, the number that UE is netted using him initiates to call CC the second tunnel as calling number, still, the calling to CC Request is through CSCF (Call Session Control Function, CSCF) entity and media gateway controlling After function (MGCF) entity, the GMSC of Home Network is reached, and GMSC intercepts the tactful calling that will intercept the non-Home Network UE of calling number Request, so far, him is caused to net the call establishment failure between UE and CC.
As can be seen here, how to enable the UE of other carrier networks of signing to be established by CTD platforms and arrive CC's Calling connection, it is to have the problem of to be solved.
The content of the invention
The present invention provides a kind of method at access calling center, system, GMSC and CTD platform devices, to contract The UE of each carrier network can by CTD platforms establish to call center calling connection, and with the pass of call center Mouth office GMSC interception strategy is compatible.
Concrete technical scheme provided in an embodiment of the present invention is as follows:
A kind of method at access calling center, including:
Gateway exchange GMSC receives the first call request sent by click to dial CTD platform devices, and first calling please Seek click to dial initiated by the CTD platform devices according to the calling subscribe of reception, that connection is established in request with called subscriber Request generation, and by the CTD platform devices to determine the called subscriber be call center when, by the CTD platform devices Mark and the combination of the number of the calling subscribe are carried in first call request as calling identification;
Whether the mark of the CTD platform device is included in the calling identification for judging to carry in first call request, If so, by the first call request access calling center.
A kind of method at access calling center, including:
The click that click to dial CTD platform devices receive calling subscribe initiates, request and called subscriber's foundation connection is dialled Number request;
The CTD platform devices determine the called subscriber when being call center, generate the first call request and will described in The mark of CTD platform devices is with the combination of the number of the calling subscribe as the caller mark carried in first call request Know;
First call request is sent to the gateway exchange GMSC of the call center by the CTD platform devices, by institute When stating the calling identification that GMSC determines to carry in first call request includes the mark of the CTD platform devices, by institute State the first call request and access the call center.
A kind of gateway exchange GMSC, including:
Receiving module, for receiving the first call request sent by click to dial CTD platform devices, first calling The click that connection is established in request is initiated by the CTD platform devices according to the calling subscribe of reception, request with called subscriber is dialled Number request generation, and by the CTD platform devices to determine the called subscriber be call center when, by the CTD platform devices Mark and the number of the calling subscribe combination as calling identification carrying in first call request;
Processing module, for whether being put down in the calling identification that judges to carry in first call request including the CTD The mark of platform equipment, if so, by the first call request access calling center.
A kind of click to dial platform CTD equipment, including:
Receiving module, asked for receiving calling subscribe's initiation, request and called subscriber's foundation connection click to dial;
When processing module for determining the called subscriber is call center, the first call request is generated and by the CTD The mark of platform device is with the combination of the number of the calling subscribe as the calling identification carried in first call request;
Sending module, for first call request to be sent to the gateway exchange GMSC of the call center, by described GMSC determines to carry calling identification in first call request when including the mark of the CTD platform devices, by described the One call request accesses the call center.
A kind of system at access calling center, including:
Click to dial CTD platform devices, for receiving calling subscribe's initiation, request and called subscriber's foundation connection point Dial request is hit, when to determine the called subscriber be call center, generates the first call request and by the CTD platform devices Mark is combined as the calling identification carried in first call request with the number of the calling subscribe, by described first Call request is sent to the gateway exchange GMSC of the call center;
Gateway exchange GMSC, for receiving first call request, judge the caller carried in first call request Whether the mark of the CTD platform device is included in mark, if so, first call request is accessed into the call center.
Based on above-mentioned technical proposal, in the embodiment of the present invention, CTD platform devices determine the called subscriber of click to dial request For call center when, generate the first call request and by CTD platform devices mark with initiate click on dial request caller use The combination of the number at family sends out first call request as the calling identification carried in the first call request, CTD platform devices The gateway exchange GMSC of call center is given, including CTD by the GMSC calling identifications for determining to carry in the first call request puts down During the mark of platform equipment, by the first call request access calling center, so that the UE for each carrier network of contracting can Calling connection to call center is established by CTD platforms, and can be with the gateway exchange GMSC of call center interception strategy It is compatible so that when UE and call center are not belonging to same carrier network, can also to be established by CTD platforms and call center Connection.
Brief description of the drawings
Fig. 1 is the schematic diagram at GMSC access callings center in the prior art;
Fig. 2 is CTD platform service schematic flow sheet in the prior art;
Fig. 3 is the system architecture schematic diagram at access calling center in the embodiment of the present invention;
Fig. 4 is the method flow schematic diagram at access calling center in the embodiment of the present invention;
Fig. 5 is the method flow schematic diagram at another access calling center in the embodiment of the present invention;
Fig. 6 is gateway exchange GMSC structural representations in the embodiment of the present invention;
Fig. 7 is click to dial CTD platform device structural representations in the embodiment of the present invention;
Fig. 8 is the specific implementation schematic flow sheet at access calling center in the embodiment of the present invention.
Embodiment
In order to enable contract other carrier networks UE by CTD platforms establish to CC calling connection, The embodiments of the invention provide a kind of method at access calling center, system, GMSC and CTD platform devices.
The preferred embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.
In following embodiment, CTD platform devices have the equipment of CTD platforms for operation, and the equipment can be computer, just Take formula terminal etc..
In following implementation, the calling subscribe for initiating to click on dial request can be belonged to the gateway exchange GMSC of call center Belong in the user of same carrier network or from the gateway exchange GMSC of call center the use of different carrier networks Family.
The mark of CTD platform devices, it is the mark that CTD platform devices are uniquely determined to GMSC in following embodiment Information, in practical application, it is only necessary to which GMSC with CTD platform devices mutually arranges that the body of CTD platform devices will can be uniquely determined Mark of the identification information of part as CTD platform devices.
Preferably, in following embodiment, the mark of CTD platform devices uses the public service identity of CTD platforms (Public Service Identity, PSI).
In first embodiment of the invention, as shown in Figure 3, there is provided a kind of system at access calling center, the system bag CTD platform devices 31 and GMSC32 are included, wherein,
CTD platform devices 31, for receiving calling subscribe's initiation, request and called subscriber's foundation connection click to dial Request, when to determine the called subscriber be call center, generate the first call request and by the mark of the CTD platform devices and The combination of the number of the calling subscribe, please by the described first calling as the calling identification carried in first call request Seek the gateway exchange GMSC for being sent to the call center;
GMSC32, for receiving first call request, judge the calling identification carried in first call request In whether include the marks of the CTD platform devices, if so, first call request is accessed into the call center.
In specific implementation, GMSC is additionally operable to:
The mark of CTD platform devices is not included in the calling identification for determining to carry in the first call request, according to existing Strategy is intercepted to judge whether by the first call request access calling center, that is, to judge the calling identification carried in the first call request Whether (i.e. the number of calling subscribe) is to belong to same carrier network with GMSC, if so, first call request access is exhaled Center is cried, otherwise, refuses first call request.
In specific implementation, CTD platform devices are additionally operable to:
Receive after clicking on dial request, before sending the first call request to GMSC, dial request is clicked on to initiation Calling subscribe sends the second call request, and determines that calling subscribe receives the second call request.
Preferably, GMSC is additionally operable to:
After the calling identification for determining to carry in the first call request includes the mark of CTD platforms, by the first call request Before access calling center, the mark for the CTD platforms that the calling identification carried in the first call request includes is deleted.
In specific implementation, the system at the access calling center also includes CSCF, MGCF and call center, the embodiment of the present invention Do not make improvement to CSCF, MGCF and call center, CSCF, MGCF and call center are using existing in the embodiment of the present invention Embodiment, here is omitted.
Based on identical principle, in second embodiment of the invention, as shown in Figure 4, using GMSC as executive agent, this implementation Example provides a kind of method at access calling center, and idiographic flow is as follows:
Step 401:GMSC receives the first call request sent by CTD platform devices.
Wherein, the first call request initiated by CTD platform devices according to the calling subscribe of reception, request and called subscriber Establish the click to dial request generation of connection, and by CTD platform devices to determine called subscriber be call center when, by CTD platforms The mark of equipment is carried in the first call request with the combination of the number of the calling subscribe as calling identification.
In specific implementation, before GMSC receives the first call request that CTD platform devices are sent, including:
The click to dial that CTD platform devices receive calling subscribe initiates, request and called subscriber's foundation connection is asked;
CTD platform devices are sent with the second call request for being identified as calling identification of CTD platform devices to calling subscribe, And it is determined that after calling subscribe's the second call request of receiving, the first call request is sent to GMSC.
Wherein, before CTD platform devices send the first call request to GMSC, in addition to:
CTD platform devices determine that called subscriber is call center, and by the mark of CTD platform devices and number of calling subscribe Code character cooperation is calling identification, is carried in the first call request.
Step 402:Whether the mark of CTD platform device is included in the calling identification for judging to carry in the first call request, If so, by the first call request access calling center.
Preferably, after the calling identification that GMSC determines to carry in the first call request includes the mark of CTD platforms, by Before one call request access calling center, in addition to:
Delete the mark for the CTD platform devices that the calling identification carried in the first call request includes.
In specific implementation, if not including the mark of CTD platform devices in the calling identification carried in the first call request, GMSC judges whether the first call request access calling center that i.e. GMSC judges that the first calling please according to existing interception strategy Whether the calling identification (i.e. the number of calling subscribe) for asking middle carrying is to belong to same carrier network with GMSC, if so, should First call request access calling center, otherwise, refuse first call request.
Based on identical principle, in third embodiment of the invention, as shown in Figure 5, using CTD platform devices to perform master Body, present embodiments provides a kind of method at access calling center, and idiographic flow is as follows:
Step 501:The click that CTD platform devices receive calling subscribe initiates, request and called subscriber's foundation connection is dialled Number request.
In specific implementation, after CTD platform devices receive click dial request, the first call request is sent to call center Gateway exchange GMSC before, in addition to:
CTD platform devices send the second call request to calling subscribe, and determine that calling subscribe receives the second call request.
Step 502:CTD platform devices determine called subscriber when being call center, and the first call request of generation simultaneously puts down CTD The combination of the mark of platform equipment and the number of calling subscribe is as the calling identification carried in the first call request.
Preferably, before the mark of CTD platform devices being placed in into the number of calling subscribe, i.e., with " the mark of CTD platform devices The number of knowledge+calling subscribe " is carried in the first call request as calling identification.
Step 503:First call request is sent to the gateway exchange GMSC of call center by CTD platform devices, true by GMSC When the calling identification carried in fixed first call request includes the mark of CTD platform devices, the first call request is accessed into institute State call center.
Preferably, GMSC is by before the first call request access calling center, in addition to:
Delete the mark for the CTD platform devices that the calling identification carried in the first call request includes.
Based on identical principle, in fourth embodiment of the invention, as shown in Figure 6, there is provided a kind of gateway exchange GMSC, should GMSC specific implementation can be found in the specific descriptions about GMSC in the various embodiments described above, repeats part and repeats no more, the GMSC Mainly include:
Receiving module 601, for receiving the first call request for being sent by CTD platform devices, first call request by The click to dial request that connection is established in CTD platform devices are initiated according to the calling subscribe of reception, request with called subscriber generates, And by CTD platform devices to determine called subscriber be call center when, by the number of the mark of CTD platform devices and calling subscribe Combination is carried in the first call request as calling identification;
Processing module 602, for whether including CTD platform devices in the calling identification that judges to carry in the first call request Mark, if so, by the first call request access calling center.
In specific implementation, processing module 602 is additionally operable to:
It is determined that not including the mark of CTD platform devices in the calling identification carried in the first call request, according to existing Interception strategy judge whether by the first call request access calling center, that is, to judge the caller mark carried in the first call request Know whether (i.e. the number of calling subscribe) is to belong to same carrier network with GMSC, if so, first call request is accessed Call center, otherwise, refuse first call request.
Preferably, processing module is additionally operable to:
After the calling identification for determining to carry in the first call request includes the mark of CTD platform devices, by the first calling Before asking access calling center, the mark for the CTD platform devices that the calling identification carried in the first call request includes is deleted Know.
Based on identical principle, in fifth embodiment of the invention, as shown in Figure 7, there is provided a kind of click to dial CTD is put down Platform equipment, the specific implementation of the CTD platform devices can be found in the specific descriptions about CTD platform devices in the various embodiments described above, Repeat part to repeat no more, the CTD platform devices mainly include:
Receiving module 701, please for the click to dial receiving calling subscribe's initiation, request connects with called subscriber's foundation Ask;
When processing module 702 for determining called subscriber is call center, the first call request is generated and by CTD platforms The combination of the mark of equipment and the number of calling subscribe is as the calling identification carried in the first call request;
Sending module 703, for the first call request to be sent to the gateway exchange GMSC of call center, is determined by GMSC When carrying calling identification in one call request includes the mark of CTD platform devices, by the first call request access calling center.
Specifically, sending module 703 is additionally operable to:
Before first call request is sent into the gateway exchange GMSC of call center, sending the second calling to calling subscribe please Ask, and determine that calling subscribe receives second call request.
The method at access calling center provided in an embodiment of the present invention is carried out below by way of a specific embodiment detailed Illustrate, as shown in Figure 8, detailed process is as follows:
Step 801:The rete mirabile user A that same carrier network is not belonging to call center initiates to be called as calling subscribe Number is asked for the click to dial of the special service number of call center.
Wherein, rete mirabile user A can be put down by the CTD installed on the CTD platform interfaces or pointing device in webpage clicking The client end interface of platform, IMS CTD platform devices are connected to, are asked with the click to dial initiated to certain call center.
Step 802:After CTD platform devices receive click to dial request, the master of click to dial request is initiated in analysis The number of user is, first via call request is routed into calling subscribe, i.e. rete mirabile user A, the first via from CTD platform devices Calling number is used as using the PSI of CTD platform devices in call request.
Step 803:Rete mirabile user A answers first via call request.
Step 804:The number of the called subscriber of dial request is clicked in the analysis of CTD platform devices, determines that the called subscriber is The special service number of call center, the caller using the number of the PSI+ calling subscribe of CTD platform devices as the second tunnel call request Number (i.e. calling identification), and the second tunnel call request is routed into the gateway exchange direct-connected with call center by MGCF entities GMSC。
Step 805:Gateway exchange GMSC receives the second tunnel call request, determines the caller carried in the second tunnel call request The rete mirabile number that number is the PSI for having added CTD platform devices, do not implement to intercept strategy, remove the CTD carried in the calling number After the PSI of platform device, the second tunnel call request is sent to call center.
As can be seen here, in above example, by transforming the business game of CTD platform devices and GMSC, protecting Hold on the premise of the original business of GMSC do not change, the Click To Dial of CTD platform devices is extended so that click on Dial user can enjoy call center's business, efficiently solve rushing between Click To Dial and call center's business It is prominent.
Based on above-mentioned technical proposal, in the embodiment of the present invention, CTD platform devices determine the called subscriber of click to dial request For call center when, generate the first call request and by CTD platform devices mark with initiate click on dial request caller use The combination of the number at family sends out first call request as the calling identification carried in the first call request, CTD platform devices The gateway exchange GMSC of call center is given, including CTD by the GMSC calling identifications for determining to carry in the first call request puts down During the mark of platform equipment, by the first call request access calling center, so that the UE for each carrier network of contracting can Calling connection to call center is established by CTD platforms, and can be with the gateway exchange GMSC of call center interception strategy It is compatible so that when UE and call center are not belonging to same carrier network, also call center can be built on by CTD platforms Connection.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to comprising including these changes and modification.

Claims (11)

  1. A kind of 1. method at access calling center, it is characterised in that including:
    Gateway exchange GMSC receive by click to dial CTD platform devices send the first call request, first call request by The click to dial that connection is established in the CTD platform devices are initiated according to the calling subscribe of reception, request with called subscriber is asked Generation, and by the CTD platform devices to determine the called subscriber be call center when, by the mark of the CTD platform devices Combination with the number of the calling subscribe is carried in first call request as calling identification;
    Whether the mark of the CTD platform device is included in the calling identification for judging to carry in first call request, if so, By the first call request access calling center.
  2. 2. the method as described in claim 1, it is characterised in that determine in the calling identification that is carried in first call request After mark including the CTD platform devices, before the first call request access calling center, in addition to:
    Delete the mark for the CTD platform devices that the calling identification carried in first call request includes.
  3. A kind of 3. method at access calling center, it is characterised in that including:
    Click to dial CTD platform devices receive calling subscribe initiates, request and the click to dial of called subscriber's foundation connection please Ask;
    The CTD platform devices determine the called subscriber when being call center, and the first call request of generation simultaneously puts down the CTD The mark of platform equipment is with the combination of the number of the calling subscribe as the calling identification carried in first call request;
    First call request is sent to the gateway exchange GMSC of the call center by the CTD platform devices, by described When the calling identification that GMSC determines to carry in first call request includes the mark of the CTD platform devices, by described in First call request accesses the call center.
  4. 4. method as claimed in claim 3, it is characterised in that after the CTD platform devices receive the click to dial request, Before first call request is sent into the gateway exchange GMSC of the call center, in addition to:
    The CTD platform devices send the second call request to the calling subscribe, and determine described in calling subscribe's receiving Second call request.
  5. A kind of 5. gateway exchange GMSC, it is characterised in that including:
    Receiving module, for receiving the first call request sent by click to dial CTD platform devices, first call request The click to dial that connection is established in initiated by the CTD platform devices according to the calling subscribe of reception, request with called subscriber please Seek survival into, and by the CTD platform devices to determine the called subscriber be call center when, by the mark of the CTD platform devices Know and the combination of the number of the calling subscribe is carried in first call request as calling identification;
    Processing module, for whether being set in the calling identification that judges to carry in first call request including the CTD platforms Standby mark, if so, by the first call request access calling center.
  6. 6. GMSC as claimed in claim 5, it is characterised in that the processing module is additionally operable to:
    After the calling identification for determining to carry in first call request includes the mark of the CTD platform devices, by described in Before first call request access calling center, delete what the calling identification carried in first call request included The mark of the CTD platform devices.
  7. A kind of 7. click to dial CTD platform devices, it is characterised in that including:
    Receiving module, asked for receiving calling subscribe's initiation, request and called subscriber's foundation connection click to dial;
    When processing module for determining the called subscriber is call center, the first call request is generated and by the CTD platforms The mark of equipment is with the combination of the number of the calling subscribe as the calling identification carried in first call request;
    Sending module, for first call request to be sent to the gateway exchange GMSC of the call center, by the GMSC When the calling identification for determining to carry in first call request includes the mark of the CTD platform devices, by described first Call request accesses the call center.
  8. 8. CTD platform devices as claimed in claim 7, it is characterised in that the sending module is additionally operable to:
    After receiving click to dial request, by first call request be sent to the call center gateway exchange GMSC it Before, the second call request is sent to the calling subscribe, and determine that the calling subscribe receives second call request.
  9. A kind of 9. system at access calling center, it is characterised in that including:
    Click to dial CTD platform devices, dialled for receiving calling subscribe's initiation, request and called subscriber's foundation connection click Number request, when to determine the called subscriber be call center, the first call request of generation and by the mark of the CTD platform devices Combination with the number of the calling subscribe calls as the calling identification carried in first call request by described first Request is sent to the gateway exchange GMSC of the call center;
    Gateway exchange GMSC, for receiving first call request, judge the calling identification carried in first call request In whether include the marks of the CTD platform devices, if so, first call request is accessed into the call center.
  10. 10. system as claimed in claim 9, it is characterised in that the CTD platform devices are additionally operable to:
    After receiving the click to dial request, before sending first call request to the GMSC, used to the caller Family sends the second call request, and determines that the calling subscribe receives second call request.
  11. 11. the system as described in claim 9 or 10, it is characterised in that the GMSC is additionally operable to:
    After the calling identification for determining to carry in first call request includes the mark of the CTD platform devices, by described in Before first call request access calling center, delete what the calling identification carried in first call request included The mark of the CTD platform devices.
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